Home / 1,023,272.55-1,535,071.48-340,183.65

Finding the Fourth Proportional to 1,023,272.55, 1,535,071.48 and 340,183.65

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Solution

The fourth proportional to 1,023,272.55, 1,535,071.48 and 340,183.65 is: 510,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,272.55 : 1,535,071.48 = 340,183.65 : x
  2. Step 2: Convert to fraction form
    1,023,272.55/1,535,071.48 = 340,183.65/x
  3. Step 3: Cross multiply
    1,023,272.55x = 1,535,071.48 × 340,183.65
  4. Step 4: Simplify right side
    1,023,272.55x = 522,206,219,077.30
  5. Step 5: Solve for x
    x = 522,206,219,077.30/1,023,272.55
  6. Step 6: Final answer
    x = 510,329.55

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.